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x-6>3x+3
x-3x>3+6
-2x>9 podzielić na -2
x<4i1/2
x-6>3x+3
x-3x>3+6
-2x>9 \\(-2)
x<-9/2
Powodzenia na sprawdzianie! :)
x-6 > 3(x+1)
x-6 > 3x+3
-2x > 9 |÷(-2)
x < -⁹/₂
X∈(-∞,-⁹/₂)